Home / 432,251.12-648,407.82-166,011.64

Finding the Fourth Proportional to 432,251.12, 648,407.82 and 166,011.64

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Solution

The fourth proportional to 432,251.12, 648,407.82 and 166,011.64 is: 249,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,251.12 : 648,407.82 = 166,011.64 : x
  2. Step 2: Convert to fraction form
    432,251.12/648,407.82 = 166,011.64/x
  3. Step 3: Cross multiply
    432,251.12x = 648,407.82 × 166,011.64
  4. Step 4: Simplify right side
    432,251.12x = 107,643,245,587.03
  5. Step 5: Solve for x
    x = 107,643,245,587.03/432,251.12
  6. Step 6: Final answer
    x = 249,029.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.